Check the IAH website for current security wait times to ensure a smooth departure from Houston.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $87 (Super.com) |
One-way from | $66 (United Airlines) |
Popular in | May |
Cheapest in | August |
Average price | $196 |
Good round-trip deal | $177 or less |
Good one-way deal | $132 or less |
Fly from
Fly to
Route
Depart
Return
Price
HoustonPhoenix
IAH - PHX
IAHPHX
Houston George Bush Intcntl
Sat 2/14
4:50 pm-6:59 pm
Nonstop3h 09m
Phoenix Sky Harbor Intl
Wed 2/18
11:30 am-3:08 pm
Nonstop2h 38m
HoustonPhoenix
IAH - PHX
IAHPHX
Houston George Bush Intcntl
Thu 4/23
7:35 am-8:37 am
Nonstop3h 02m
Phoenix Sky Harbor Intl
Mon 4/27
8:30 am-1:07 pm
Nonstop2h 37m
HoustonPhoenix
IAH - PHX
IAHPHX
Houston George Bush Intcntl
Thu 2/26
7:20 am-9:28 am
Nonstop3h 08m
Phoenix Sky Harbor Intl
Tue 3/3
9:40 am-1:15 pm
Nonstop2h 35m
HoustonPhoenix
IAH - PHX
IAHPHX
Houston George Bush Intcntl
Wed 4/22
1:14 pm-2:17 pm
Nonstop3h 03m
Phoenix Sky Harbor Intl
Mon 4/27
8:30 am-1:07 pm
Nonstop2h 37m
HoustonPhoenix
IAH - PHX
IAHPHX
Houston George Bush Intcntl
Wed 2/18
4:50 pm-6:59 pm
Nonstop3h 09m
Phoenix Sky Harbor Intl
Wed 2/25
12:58 pm-8:00 pm
1 stop6h 02m
HoustonPhoenix
IAH - PHX
IAHPHX
Houston George Bush Intcntl
Wed 4/22
2:59 pm-9:11 pm
1 stop8h 12m
Phoenix Sky Harbor Intl
Mon 4/27
10:35 pm-8:42 am
1 stop8h 07m
HoustonPhoenix
IAH - PHX
IAHPHX
Houston George Bush Intcntl
Mon 2/16
7:25 pm-12:42 am
1 stop6h 17m
Phoenix Sky Harbor Intl
Thu 2/19
7:15 am-2:11 pm
1 stop5h 56m
HoustonPhoenix
IAH - PHX
IAHPHX
Houston George Bush Intcntl
Thu 4/23
2:59 pm-10:41 pm
1 stop9h 42m
Phoenix Sky Harbor Intl
Mon 4/27
10:35 pm-8:42 am
1 stop8h 07m
HoustonPhoenix
IAH - PHX
IAHPHX
Houston George Bush Intcntl
Thu 5/7
5:05 pm-6:05 pm
Nonstop3h 00m
Phoenix Sky Harbor Intl
Tue 5/12
12:00 pm-7:54 pm
1 stop5h 54m
HoustonPhoenix
IAH - PHX
IAHPHX
Houston George Bush Intcntl
Wed 2/18
7:20 am-9:28 am
Nonstop3h 08m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, December is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport (average of $59). Flying from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of $132). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
A simple way to save on the total cost of your ticket is to fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the morning.
Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Overall
Comfort
Entertainment
Boarding
Crew
Food
Reviews
Dane,Jan 2026
IAD - TYS
Overall
Comfort
Entertainment
Boarding
Crew
Food
Reviews
Dane,Jan 2026
IAD - TYS
Overall
Comfort
Entertainment
Boarding
Crew
Food
Reviews
Dane,Jan 2026
IAD - TYS
Overall
Comfort
Entertainment
Boarding
Crew
Food
Reviews
Dane,Jan 2026
IAD - TYS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$60 | Average$180 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$139 | Average$284 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$148 | Average$257 | FlexibilityNo cancel fee | On-time71% |